Is there any mile apps for iphone?

Is there any apps for iphones, that track how many miles I have ran?

Runtastic! Its free and is organized, helps you to keep track of your speed and distance!

Runtastic:
-it's free
-tells your speed throughout the run (graph)
-very easy
-listen to music
-your time
-your distance
-remember your routes
-has a map
-it has very thing that a running app has but you can also change the settings so you can change it to cycling, walking, skiing ect

Hope this helps!